Synergistic Effect of Chemical Substitution and Insertion on the Thermoelectric Performance of Cu26V2Ge6S32 Colusite

Author(s):  
Yuta Shimizu ◽  
Koichiro Suekuni ◽  
Hikaru Saito ◽  
Pierric Lemoine ◽  
Emmanuel Guilmeau ◽  
...  
2016 ◽  
Vol 3 (12) ◽  
pp. 1566-1571 ◽  
Author(s):  
Yan-Chun Chen ◽  
Hua Lin ◽  
Li-Ming Wu

Synergistic effect of Se-deficiency and CuI-doping significantly enhances the thermoelectric figure-of-merit of the n-type polycrystalline In4Se3-based materials via improving the power factor. With In4Se2.95(CuI)0.01, ZT = 1.34 at 723 K, the highest value obtained for Pb-free polycrystalline In4Se3-based materials to date.


2017 ◽  
Vol 5 (23) ◽  
pp. 5737-5748 ◽  
Author(s):  
Subhajit Roychowdhury ◽  
U. Sandhya Shenoy ◽  
Umesh V. Waghmare ◽  
Kanishka Biswas

Remarkable enhancement of the Seebeck coefficient of an Sn rich Sn1−xPbxTe system due to the synergistic effect of resonance level formation and valence band convergence.


2017 ◽  
Vol 46 (43) ◽  
pp. 14752-14756 ◽  
Author(s):  
Hong Chen ◽  
Hua Lin ◽  
Yi Liu ◽  
Xin-Tao Wu ◽  
Li-Ming Wu

The synergistic effect of Te deficiency and Cl doping significantly enhances the thermoelectric performance of polycrystalline spinel-type Cu4Mn2Te4-based materials and the ZT value about 100% over the un-doped one.


2019 ◽  
Vol 2 (10) ◽  
pp. 7354-7363 ◽  
Author(s):  
Zheng Ma ◽  
Chao Wang ◽  
Jingdan Lei ◽  
De Zhang ◽  
Yanqun Chen ◽  
...  

2017 ◽  
Vol 5 (27) ◽  
pp. 14165-14173 ◽  
Author(s):  
Hongchao Wang ◽  
Junphil Hwang ◽  
Chao Zhang ◽  
Teng Wang ◽  
Wenbin Su ◽  
...  

Seebeck coefficient of SnTe is largely enhanced by large band effective mass or decrease of energy separation through synergistic effect including resonance level and band convergence.


2020 ◽  
Vol 8 (40) ◽  
pp. 21181-21188
Author(s):  
Yijing Fan ◽  
Guoyu Wang ◽  
Bin Zhang ◽  
Zhe Li ◽  
Guiwen Wang ◽  
...  

Cu2SnSe3 based compounds with a diamond-like structure are promising thermoelectric materials.


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